20212222201022 has 8 divisors (see below), whose sum is σ = 30354993924696. Its totient is φ = 10093890892792.

The previous prime is 20212222201021. The next prime is 20212222201027. The reversal of 20212222201022 is 22010222221202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20212222200985 and 20212222201003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212222201021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6110101793 + ... + 6110105100.

It is an arithmetic number, because the mean of its divisors is an integer number (3794374240587).

Almost surely, 2^{20212222201022} is an apocalyptic number.

20212222201022 is a deficient number, since it is larger than the sum of its proper divisors (10142771723674).

20212222201022 is a wasteful number, since it uses less digits than its factorization.

20212222201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220207722.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20212222201022 its reverse (22010222221202), we get a palindrome (42222444422224).

The spelling of 20212222201022 in words is "twenty trillion, two hundred twelve billion, two hundred twenty-two million, two hundred one thousand, twenty-two".